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Finding the Fourth Proportional to 11,558.97, 15,951.29 and 6,253.67

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Solution

The fourth proportional to 11,558.97, 15,951.29 and 6,253.67 is: 8,630.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558.97 : 15,951.29 = 6,253.67 : x
  2. Step 2: Convert to fraction form
    11,558.97/15,951.29 = 6,253.67/x
  3. Step 3: Cross multiply
    11,558.97x = 15,951.29 × 6,253.67
  4. Step 4: Simplify right side
    11,558.97x = 99,754,112.34
  5. Step 5: Solve for x
    x = 99,754,112.34/11,558.97
  6. Step 6: Final answer
    x = 8,630.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.